<http://webisa.webdatacommons.org/133861338>	<http://www.w3.org/ns/prov#value>	"Football players are prone to head injuries, including concussions, due to hard hits to the head." .
<http://webisa.webdatacommons.org/133861338>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/133861338>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wisegeek.org> .
<http://webisa.webdatacommons.org/prov/256695863>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/133861338> .